Limit access to fields in models
In some cases we may need more fine grained access control and to limit the access to specific fields in a model.
It is possible for a field to be accessible only by specific security groups, using the groups attribute. We will show how to add to the Library Books model a field with limited access.
How to do it...
To add a field with access limited to specific security groups, perform the following steps:
- Edit the model file to add the field:
private_notes = fields.Text(groups='base.group_system')
- Edit the view in the XML file to add the field:
<field name="private_notes" />
That's it. Now upgrade the addon module for the changes in the model to take place. If you sign in with a user with no system configuration access, such as demo in a database with demonstration data, the Library books form won't display the field.
How it works...
Fields with the groups attribute are specially handled to check if the user belongs to any of the...
